Geraniums are one of the most popular garden plants available. With a huge variety available geraniums come in species such as: Geranium clarkei ',dalmaticum, erianthum' 'Gravetye', ibiricum, macrorrhizum , macrorrhizum , macrorrhizum , maculatum, magnificum, nodosum, oxonianum, phaeum, pratense, renardii, sanguineum , sessiliflorum , zonals, five fingered, miniatures, regals & species. Mail Order Nurseries, Specialist Nurseries.